Description:Number Dominoes ease the playing of domino games by using large, color-coded, embossed numbers to replace the traditional dots. They are easier to count and tally scores at the end of each round. The large numbers also make for easier identification for those with weaker eyesight. Professional domino size: 1" x 2" x 3/8" thick. 91 tile set includes domino centerpiece and 8 Mexican Train markers in a snap-shut case.